diff --git a/app/NHtmlUnit/packages.config b/app/NHtmlUnit/packages.config
index 493997e..afe5362 100644
--- a/app/NHtmlUnit/packages.config
+++ b/app/NHtmlUnit/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="IKVM" version="8.1.5717.0" targetFramework="net45" />
+  <package id="IKVM" version="8.4.5" targetFramework="net45" />
 </packages>
diff --git a/app/NHtmlUnitGenerator/packages.config b/app/NHtmlUnitGenerator/packages.config
index 493997e..afe5362 100644
--- a/app/NHtmlUnitGenerator/packages.config
+++ b/app/NHtmlUnitGenerator/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="IKVM" version="8.1.5717.0" targetFramework="net45" />
+  <package id="IKVM" version="8.4.5" targetFramework="net45" />
 </packages>
diff --git a/tests/ConsoleTest/packages.config b/tests/ConsoleTest/packages.config
index 493997e..afe5362 100644
--- a/tests/ConsoleTest/packages.config
+++ b/tests/ConsoleTest/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="IKVM" version="8.1.5717.0" targetFramework="net45" />
+  <package id="IKVM" version="8.4.5" targetFramework="net45" />
 </packages>
diff --git a/tests/IntegrationTests/packages.config b/tests/IntegrationTests/packages.config
index 6980cf9..9e525ab 100644
--- a/tests/IntegrationTests/packages.config
+++ b/tests/IntegrationTests/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="IKVM" version="8.1.5717.0" targetFramework="net45" />
+  <package id="IKVM" version="8.4.5" targetFramework="net45" />
   <package id="NUnit" version="3.13.2" targetFramework="net45" />
   <package id="NUnit.ConsoleRunner" version="3.12.0" targetFramework="net45" />
 </packages>